#ifndef _LINE_H
#define _LINE_H

#include "common.h"

extern line * initLine(line * head);
extern void displayLine(line * head);
extern line * insertLine(line * head, int data, int pos);
extern line * deleteLine(line * head, int data);
extern int selectLine(line * head, int data);
extern line * modLine(line * head, int data, int pos);

#endif